<template>
  <!-- 注册页面的整体盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 标题的盒子 -->
      <div class="title-box"></div>
      <!-- 注册的表单区域 -->
      <!-- 验证表单必填项
      :model="formDate" 表单搜集数据
      :rules="formRules 表单验证规则对象
      ref="formRef"     表单兜底校验

      
       -->
      
      <el-form
      :model="formDate" :rules="formRules" ref="formRef"
       style="padding:0 25px">
        <el-form-item  prop="username">
            <el-input v-model="formDate.username" prefix-icon="el-icon-user" placeholder="请输入用户名" ></el-input>
        </el-form-item>
         <el-form-item prop="password">
            <el-input v-model="formDate.password"  prefix-icon="el-icon-lock" placeholder="请输入密码" ></el-input>
        </el-form-item>
         <el-form-item prop="repassword">
            <el-input v-model="formDate.repassword"  prefix-icon="el-icon-lock" placeholder="请再次确定密码" ></el-input>
        </el-form-item>
        <el-form-item>
            <el-button style="width:100%" type="primary" @click="resetForm">注册</el-button>
            <el-link type="info">去登录</el-link>
        </el-form-item>
      </el-form>

    </div>
  </div>
</template>

<script>
export default {
  name: 'Reg',
  data() {
    //核对两次密码是否输入的一致
    var repwd = (rule, value, callback) => {
        if (value === '') {
          callback(new Error('请再次输入密码'));
        } else if (value !== this.formDate.password) {
          callback(new Error('两次输入密码不一致!'));
        } else {
          callback();
        }
      };
    return {
        formDate:{
            username:'',
            password:'',
            repassword:''
        },
        formRules:{
            username: [
            { required: true, message: '请输入用户名称', trigger: 'blur' },
            { pattern:/^[0-9a-zA-Z]{1,10}$/, message: '长度在 1 到 10 个数字和字母', trigger: 'blur' }
          ],
          password: [
            { required: true, message: '请输入密码', trigger: 'blur' },
            { pattern:/^\S{6,15}/, message: '请输入长度在 6 到 15 的密码', trigger: 'blur' }
          ],
          repassword: [
            { pattern:/^\S{6,15}/, message: '请输入长度在 6 到 15 的确认密码', trigger: 'blur' },
            { validator: repwd, trigger: 'blur' }
          ],
        }
    }
  },
  methods:{
   //
   resetForm() {
     //兜底校验
        this.$refs.formRef.validate(async (valid) => {
          if (!valid) return 
            //发送axios
           const {data:res} = await this.$http.post('/api/reg',this.formDate)
           console.log(res);
           //注册失败提示
           if(res.code!==0) return  this.$message.error(res.message);
            this.$message.success(res.message);
            //跳转到登录页面
            this.$router.push('/login') 
        });
      },
  }
}
</script>

<style lang="less" scoped>
.reg-container {
  background: url('../../assets/images/login_bg.jpg') center;
  background-size: cover;
  height: 100%;

  .reg-box {
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .title-box {
      height: 60px;
      background: url('../../assets/images/login_title.png') center no-repeat;
    }
  }
}
</style>